package carrito;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.sql.DataSource;
import modelo.DAO;
import servlet.UtilWeb;

public class UltimoPasoCompra extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            HttpSession session = request.getSession();
            Carrito c = (Carrito) session.getAttribute("carrito");
            if (c == null) {
                c = new Carrito();
                session.setAttribute("carrito", c);
            }
            ServletContext application = this.getServletContext();
            //DataSource ds = (DataSource) application.getAttribute("dataSource");
            DAO dao = (DAO) application.getAttribute("dao");
            try {
                dao.realizarCompra(c);
                UtilWeb.forward(request,response,"/compraRealizada.jsp");
            } catch (SQLException sQLException) {
                UtilWeb.forward(request,response,"/error.jsp");
            }
        } catch (Exception ex){
            Logger.getLogger(UltimoPasoCompra.class.getName()).log(Level.SEVERE, "Error!!!", ex);
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
